KR20190140795A - Electronic device including sensor and manufacuturing method thereof - Google Patents

Abstract

The present invention relates to an in-display electronic device with a sensor arranged in a display and a manufacturing method thereof to efficiently remove bubbles. According to various embodiments of the present invention, the electronic device comprises: a housing including a first plate and a second plate directed towards a direction opposite to the first plate; a panel which is a display panel arranged between the first and the second plate, is viewable through the first plate, and includes a first surface directed towards a first direction to face the first plate, and a second surface directed towards a second direction opposite to the first direction to face the second plate; at least one substrate layer arranged between the second surface and the second plate, and overlapped with at least a portion of the panel when viewed from the upper surface of the first plate; a cushion layer which is arranged between the substrate layer and the second plate, and includes an opening overlapped with the panel when viewed from the upper surface of the first plate; a first adhesion layer arranged in contact between the second surface and the substrate layer; a second adhesion layer arranged in contact between the substrate layer and the cushion layer; a sensor arranged on at least a portion of the opening; and at least one penetration hole extended from the opening to the second surface through the second adhesion layer, the substrate layer, and the first adhesion layer. Various other embodiments can be provided.

Description

ELECTRONIC DEVICE INCLUDING SENSOR AND MANUFACUTURING METHOD THEREOF

The present invention relates to an in-display electronic device in which a sensor is disposed inside a display and a manufacturing method thereof.

The display device may display an image and simultaneously perform an operation of inputting an electric graphic signal by touching the displayed screen. Such display devices are mainly employed in personal computers such as notebook computers, all-in-one PCs, tablet PCs, smart phones, portable multimedia players (PMPs), and the like. A digitizer may be mounted for the touch input of the display device. The digitizer is a device that receives location information indicated by a user on a screen, unlike an input device such as a keyboard or a mouse. Digitizers are widely used to provide an intuitive and convenient user interface.

The display used in the electronic device may be manufactured by stacking a display panel, an embo, and a cushion. In the in-display structure, a sensor (eg, an ultrasonic fingerprint sensor) may be disposed in close proximity to the cover glass in order to minimize deterioration of electronic device performance. In such a structure, an opening is formed in a cushion layer, and the sensor needs to be disposed in a structure in close contact with the embossed layer through the opening.

The display panel, emboss, and cushion are sequentially stacked and then assembled as an 'intermediate assembly (hereinafter referred to as a' laminated structure ') that is homogeneously tightly attached / attached through a lamination process, and a cover glass, a sensor, and the like are additionally coupled thereto. Thereby to be assembled into a completed assembly. The lamination process includes a rolling process by a roller, and the lamination structure is heated / pressurized during the rolling process, so that the adhesion / adhesion quality of the assembly may be improved. However, when the lamination process is progressed by the rollers, pressure is not sufficiently transferred to the space formed by the openings, so that bubbles remain between the stacked layers, or bubbles are pushed to one side by the rollers to increase the bubble density in a specific region. May occur.

According to various embodiments of the present disclosure, in an in-display device including a sensor, an electronic device for efficiently removing bubbles and a bubble removing method thereof are provided.

According to various embodiments of the present disclosure, an electronic device may include: a housing including a first plate and a second plate facing away from the first plate; A display panel disposed between the first plate and the second plate, the panel being visible through the first plate and having a first surface facing the first plate and facing in a first direction; A panel comprising a second surface facing the plate and facing a second direction opposite the first direction; At least one substrate layer disposed between the second surface and the second plate, the substrate layer overlapping at least a portion of the panel when viewed from the top of the first plate; A cushion layer disposed between the substrate layer and the second plate, the cushion layer including an opening overlapping the panel when viewed from an upper surface of the first plate; A first adhesive layer disposed between and in contact with the second surface and the substrate layer; A second adhesive layer disposed between and in contact with the substrate layer and the cushion layer; A sensor disposed at at least a portion of the opening; And at least one through hole extending from the opening to the second surface through the second adhesive layer, the substrate layer, and the first adhesive layer.

According to various embodiments of the present disclosure, an electronic device may include: a housing including a first plate and a second plate facing away from the first plate; A touch screen display panel disposed between the first plate and the second plate, the panel being visible through the first plate, the first surface facing the first plate and facing in a first direction; A panel comprising a second surface facing a second plate, facing a second direction opposite the first direction; At least one substrate layer disposed between the second surface and the second plate, the substrate layer overlapping at least a portion of the panel when viewed from the top of the first plate; A cushion layer disposed between the substrate layer and the second plate, the cushion layer comprising a first opening overlapping the panel when viewed from an upper surface of the first plate; A first adhesive layer disposed between and in contact with the second surface and the substrate layer; A second adhesive layer disposed between and in contact with the substrate layer and the cushion layer, the second adhesive layer including a second opening overlapping the first opening when viewed from an upper surface of the first plate; A fingerprint sensor disposed at at least a portion of the first opening; A third adhesive layer disposed between and in contact with the substrate layer and the fingerprint sensor while filling at least a portion of the second opening; And at least one through hole extending from the second opening through the substrate layer and the first adhesive layer to the second surface.

According to various embodiments of the present disclosure, an operation of stacking a first protective layer having at least one through hole formed in a display panel; Stacking a second passivation layer having an opening formed in the first passivation layer, the opening providing a space for mounting a sensor in the first passivation layer; Inserting a bubble preventing member into the opening and mounting the bubble preventing member on one surface of the first protective layer; Attaching a release film on the second protective layer; Pressing an upper portion of the release film by using a roller; And removing the release film and the bubble preventing member.

According to various embodiments of the present disclosure, it is possible to effectively remove bubbles remaining between the display panel and the protective layer of the in-display electronic device.

According to various embodiments of the present disclosure, it may have an effect of improving visibility of the in-display electronic device.

1 is a perspective view of a front side of a mobile electronic device according to one embodiment.
FIG. 2 is a perspective view of a rear surface of the electronic device of FIG. 1.
3 is an exploded perspective view of the electronic device of FIG. 1.
4 is a conceptual diagram illustrating a cross-sectional structure of an electronic device according to various embodiments of the present disclosure.
FIG. 5 is a conceptual diagram illustrating a cross-sectional structure of an electronic device according to another embodiment of FIG. 4.
6 is a conceptual diagram illustrating a cross-sectional structure of an electronic device according to another embodiment of FIG. 4.
FIG. 7 is a diagram illustrating a panel, a first protective layer, and a second protective layer sequentially stacked from the bottom in the electronic device according to various embodiments of the present disclosure.
8A and 8B are views schematically illustrating how bubbles remain before and after a rolling process according to various embodiments.
9A and 9B are diagrams schematically illustrating a state in which bubbles remain before and after a rolling process according to various embodiments of the present disclosure.
10A and 10B schematically illustrate cross-sectional views of bubble generation regions before and after a rolling process in a manufacturing process of an electronic device using a bubble preventing member and a through hole according to various embodiments disclosed in the present disclosure. to be.
11A and 11B are diagrams schematically illustrating a cross-sectional view of a bubble generation region during vacuum compression in an electronic device manufacturing process using a bubble preventing member and a through hole according to various embodiments disclosed in the present disclosure. .
12 illustrates a shape of a through hole according to various embodiments of the present disclosure.
FIG. 13A is a schematic diagram illustrating how impurities (eg, debris) are generated between a first passivation layer and a second passivation layer after a rolling process according to various embodiments of the present disclosure. FIG. 13B is a plan view illustrating a through hole in accordance with one embodiment disclosed in the present document. FIG. 13C is a plan view illustrating a through hole in accordance with other embodiments disclosed in the present document.
14 is a flowchart illustrating a method of manufacturing an electronic device, according to various embodiments of the present disclosure.
15 is a block diagram of an electronic device in a network environment according to various embodiments of the present disclosure.

1 is a perspective view of a front side of a mobile electronic device according to one embodiment. FIG. 2 is a perspective view of a rear surface of the electronic device of FIG. 1. 3 is an exploded perspective view of the electronic device of FIG. 1.

1 and 2, an electronic device 100 according to an embodiment may include a first surface (or front surface) 110A, a second surface (or rear surface) 110B, a first surface 110A, and It may include a housing 110 including a side (110C) surrounding the space between the second surface (110B). In another embodiment (not shown), the housing may refer to a structure that forms some of the first surface 110A, second surface 110B, and side surfaces 110C of FIG. 1. According to one embodiment, the first face 110A may be formed by a front plate 102 (eg, a glass plate comprising various coating layers, or a polymer plate) that is at least partially substantially transparent. The second surface 110B may be formed by the substantially opaque back plate 111. The back plate 111 is formed by, for example, coated or colored glass, ceramic, polymer, metal (eg, aluminum, stainless steel (STS), or magnesium), or a combination of at least two of the above materials. Can be. The side 110C may be formed by a side bezel structure (or “side member”) 118 that engages the front plate 102 and the back plate 111 and includes metal and / or polymer. In some embodiments, back plate 111 and side bezel structure 118 may be integrally formed and include the same material (eg, a metal material such as aluminum).

In the illustrated embodiment, the front plate 102 includes two first regions 110D extending seamlessly from the first surface 110A toward the rear plate 111 and extending seamlessly. It may be included at both ends of the long edge (102). In the illustrated embodiment (see FIG. 2), the back plate 111 has a long edge between two second regions 110E extending seamlessly from the second face 110B toward the front plate 102. It can be included at both ends. In some embodiments, the front plate 102 (or the back plate 111) may include only one of the first regions 110D (or the second regions 110E). In another embodiment, some of the first regions 110D or the second regions 110E may not be included. In the above embodiments, when viewed from the side of the electronic device 100, the side bezel structure 118 may have a side surface where the first regions 110D or the second regions 110E are not included. It may have a first thickness (or width) and a second thickness that is thinner than the first thickness on the side surface including the first regions 110D or the second regions 110E.

According to an embodiment, the electronic device 100 may include a display 101, an audio module 103, 107, 114, a sensor module 104, 119, a camera module 105, 112, 113, a key input device ( It may include at least one or more of the 115, 116, 117, the indicator 106, and the connector holes (108, 109). In some embodiments, the electronic device 100 may omit at least one of the components (eg, the key input devices 115, 116, 117, or the indicator 106) or may further include other components. have.

The display 101 can be viewed through a substantial portion of the front plate 102, for example. In some embodiments, at least a portion of the display 101 can be seen through the front plate 102 forming the first surface 110A and the first regions 110D of the side surface 110C. The display 101 may be combined with or adjacent to the touch sensing circuit, a pressure sensor capable of measuring the intensity (pressure) of the touch, and / or a digitizer for detecting a magnetic field stylus pen. In some embodiments, at least a portion of the sensor module 104, 119, and / or at least a portion of a key input device 115, 116, 117 may have the first regions 110D, and / or the second. May be disposed in regions 110E.

The audio module 103, 107, 114 may include a microphone hole 103 and a speaker hole 107, 114. The microphone hole 103 may include a microphone for acquiring an external sound, and in some embodiments, a plurality of microphones may be disposed to detect a direction of the sound. The speaker holes 107 and 114 may include an external speaker hole 107 and a receiver receiver hole 114 for a call. In some embodiments, the speaker holes 107 and 114 and the microphone hole 103 may be implemented as one hole, or a speaker may be included without the speaker holes 107 and 114 (eg, piezo speaker).

The sensor modules 104 and 119 may generate an electric signal or data value corresponding to an operating state inside the electronic device 100 or an external environment state. The sensor modules 104, 119 are, for example, a first sensor module 104 (eg, proximity sensor) and / or a second sensor module (not shown) disposed on the first surface 110A of the housing 110. (Eg, a fingerprint sensor), and / or a third sensor module 119 (eg, an HRM sensor) disposed on the second surface 110B of the housing 110. The fingerprint sensor may be disposed on the second surface 110B as well as the first surface 110A (eg, the home key button 115) of the housing 110. The electronic device 100 may include a sensor module (not shown), for example, a gesture sensor, a gyro sensor, an air pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a color sensor, an infrared (IR) sensor, a biometric sensor, a temperature sensor, It may further include at least one of a humidity sensor, or an illumination sensor 104.

The camera modules 105, 112, and 113 are the first camera device 105 disposed on the first surface 110A of the electronic device 100, and the second camera device 112 disposed on the second surface 110B. ) And / or flash 113. The camera devices 105, 112 may include one or a plurality of lenses, an image sensor, and / or an image signal processor. The flash 113 may include, for example, a light emitting diode or a xenon lamp. In some embodiments, two or more lenses (infrared cameras, wide angle and telephoto lenses) and image sensors may be disposed on one side of the electronic device 100.

The key input devices 115, 116, and 117 may include a home key button 115 disposed on the first surface 110A of the housing 110, a touch pad 116 disposed around the home key button 115, and And / or side key button 117 disposed on side 110C of housing 110. In another embodiment, the electronic device 100 may not include some or all of the above-mentioned key input devices 115, 116, 117 and the non-included key input devices 115, 116, 117 may be displayed. It may be implemented in other forms such as a soft key on the (101).

Indicator 106 may be disposed, for example, on first surface 110A of housing 110. The indicator 106 may provide, for example, state information of the electronic device 100 in the form of light, and may include an LED.

The connector holes 108 and 109 may include a first connector hole 108 capable of receiving a connector (eg, a USB connector) for transmitting and receiving power and / or data with an external electronic device, and / or an external electronic device. And a second connector hole (eg, an earphone jack) 109 that can accommodate a connector for transmitting and receiving audio signals.

Referring to FIG. 3, the electronic device 300 may include a side bezel structure 310, a first support member 311 (eg, a bracket), a front plate 320, a display 330, and a printed circuit board 340. The battery 350 may include a second support member 360 (eg, a rear case), an antenna 370, and a rear plate 380. In some embodiments, the electronic device 300 may omit at least one of the components (eg, the first support member 311 or the second support member 360) or further include other components. . At least one of the components of the electronic device 300 may be the same as or similar to at least one of the components of the electronic device 100 of FIG. 1 or 2, and overlapping descriptions thereof will be omitted.

The first support member 311 may be disposed in the electronic device 300 to be connected to the side bezel structure 310 or may be integrally formed with the side bezel structure 310. The first support member 311 may be formed of, for example, a metal material and / or a non-metal (eg polymer) material. In the first support member 311, the display 330 may be coupled to one surface thereof, and the printed circuit board 340 may be coupled to the other surface thereof. The printed circuit board 340 may be equipped with a processor, a memory, and / or an interface. The processor may include, for example, one or more of a central processing unit, an application processor, a graphics processing unit, an image signal processor, a sensor hub processor, or a communication processor.

The memory may include, for example, volatile memory or nonvolatile memory.

The interface may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, and / or an audio interface. For example, the interface may electrically or physically connect the electronic device 300 to an external electronic device, and may include a USB connector, an SD card / MMC connector, or an audio connector.

The battery 350 is a device for supplying power to at least one component of the electronic device 300, and may include, for example, a non-rechargeable primary battery, a rechargeable secondary battery, or a fuel cell. . At least a portion of the battery 350 may be disposed substantially coplanar with, for example, the printed circuit board 340. The battery 350 may be integrally disposed in the electronic device 300, or may be detachably attached to the electronic device 300.

The antenna 370 may be disposed between the rear plate 380 and the battery 350. The antenna 370 may include, for example, a near field communication (NFC) antenna, a wireless charging antenna, and / or a magnetic secure transmission (MST) antenna. The antenna 370 may, for example, perform short-range communication with an external device or wirelessly transmit and receive power required for charging. In another embodiment, the antenna structure may be formed by some or a combination of the side bezel structure 310 and / or the first support member 311.

4 is a conceptual diagram illustrating a cross-sectional structure of an electronic device (eg, 100 of FIG. 1) according to various embodiments of the present disclosure. 5 is a conceptual diagram illustrating a cross-sectional structure of an electronic device (eg, 100 of FIG. 1) according to another embodiment of FIG. 4. FIG. 6 is a conceptual diagram illustrating a cross-sectional structure of an electronic device (eg, 100 of FIG. 1) according to another embodiment of FIG. 4.

The cross-sectional structure of the electronic device (eg, 100 of FIG. 1) illustrated in FIGS. 4 to 6 omits some of the various components constituting the electronic device (eg, 100 of FIG. 1) illustrated in FIGS. 1 to 3. It may represent a drawing. For example, the side bezel structure 118 shown in FIG. 1 (or the side bezel structure 310 shown in FIG. 3) may be omitted in the figures of FIGS. 4 through 6.

Referring to FIG. 4, in accordance with various embodiments of the present disclosure, an electronic device (eg, 100 of FIG. 1) may include a first plate 410 and a second plate facing away from the first plate 410. And a housing including 420. The electronic device may include a panel 430 disposed between the first plate 410 and the second plate 420. According to various embodiments, the first plate 410 and the second plate 420 may correspond to the front plate 102 and the rear plate 111 described above with reference to FIG. 1, respectively. Accordingly, the first plate 410 may include a portion 412 at least partially substantially transparent. The first plate 410 may have an upper surface 411 facing the first direction (eg, a direction parallel to the direction component + z), and the second plate 420 may have a second direction (eg, the direction component -z). It may have a lower surface 421 facing the direction (parallel). According to an embodiment, at least a portion of the panel 430 may be viewed from the outside through the top surface 411 of the first plate 410.

According to various embodiments, the panel 430 faces a first plate 410 and faces a first surface 431 facing a first direction (eg, a direction parallel to the directional component + z) and the second plate. A second surface 432 facing 420 and facing a second direction (eg, a direction parallel to the direction component -z) opposite the first direction (eg, a direction parallel to the direction component + z) can do. The first surface 431 of the panel 430 may abut the lower surface of the first plate 410, or at least a portion of the panel 430 may be disposed through the lower surface of the first plate 410. According to various such embodiments, the panel 430 may be viewed externally through the substantially transparent portion 412 of the first plate 410.

According to various embodiments, the panel 430 may correspond to a touch screen display panel. According to an embodiment, the panel 430 may correspond to a back panel in the display of the electronic device. When the panel 430 corresponds to the rear panel, the panel 430 configures a touch screen display such as an optical clear adhesive (OCA), a polarizer (POL, polarizer), and an on cell touch AMOLED (OCTA). And other components that protect against impact or support in a housing.

Referring back to FIG. 4, for example, a first protective layer 440 and a second protective layer 450 may be disposed below the second surface 432 of the panel 430 according to various embodiments. Can be. According to an embodiment, the first passivation layer 440 may overlap at least a portion of the bottom of the panel 430, and the second passivation layer ( 450 may overlap. Therefore, when viewed from the top surface 411 of the first plate 410, the panel 430 may have a form in which the first protective layer 440 and the second protective layer 450 are sequentially overlapped. . According to the exemplary embodiment disclosed in FIGS. 4 to 6, the panel 430, the first protective layer 440, and the second protective layer 450 are stacked in a plurality of layers for each component. It is not necessarily limited thereto. According to another embodiment, the first passivation layer 440 and the second passivation layer 450 may be integrated and integrally formed. According to still other embodiments, the panel 430, the first passivation layer 440, and the second passivation layer 450 as the rear panel may be integrated and integrally formed.

Hereinafter, for convenience of description, the panel 430, the first passivation layer 440, and the second passivation layer 450 will be described based on the separated configuration.

According to various embodiments, the first protective layer 440 may include at least one substrate layer 441 (or transparent layer), a first adhesive layer 442, and / or a second adhesive layer 443. The substrate layer 441 is disposed between the second surface 432 and the second plate 420 of the panel 430, and viewed from the top surface 411 of the first plate 410. It may overlap at least one portion. The first adhesive layer 442 may be disposed between the second surface 432 and the substrate layer 441 of the panel 430 and may be in contact with the second surface 432 and the substrate layer 441, respectively. The second adhesive layer 443 may be disposed between the substrate layer 441 and the cushion layer 451 to contact the substrate layer 441 and the cushion layer 451, respectively.

Referring to FIG. 4, the first protective layer 440 may face the second surface 432 of the panel 430 and may be in close contact with the panel 430. The first passivation layer 440 may have a plurality of embo patterns 442a on a surface in close contact with the second surface 432 of the panel 430. The embossed pattern 442a can absorb the physical impact applied to the electronic device, and also, during the manufacturing process of attaching the first protective layer 440 to the panel 430, the panel 430 and the first protective layer ( The amount of air that may remain on the surface that 440 faces may be reduced.

According to various embodiments, the embossed pattern 442a may have a shape in which a stepped shape is repeated a plurality of times as illustrated in FIGS. 4 to 6, but the embossed pattern 442a may have a ridge portion. ) And the valley portion may be formed in various other shapes such as a streamline shape in which the portion and the valley portion are repeated.

According to various embodiments of the present disclosure, in an electronic device having a sensor 490, the first protective layer 440 is disposed between the panel 430 and the sensor 490 to be the panel 430 and the sensor. By supporting each of the elements 490, the durability of the laminated structure can be increased. For reference, the sensor 490 in various embodiments disclosed herein may correspond to a biometric sensor such as a fingerprint sensor or an iris recognition sensor. In addition to the above-described biometric sensor, the sensor 490 may include a gesture sensor, a gyro sensor, an air pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a color sensor, an infrared sensor, a temperature sensor, a humidity sensor, or an illuminance sensor. This may be the case, or may be a camera module (eg, 105, 112, 113 of FIG. 1) including an image sensor. According to various embodiments of the present disclosure, a sensor according to various embodiments of the present disclosure may be a sensor, when disposed inside a display, for example, a sensor mounting part or a part of a surrounding area thereof may be visually recognized externally by a photoelectric effect or the like. 490 may be included.

According to various embodiments, the first protective layer 440 may include a substantially transparent first layer (hereinafter referred to as a 'transparent layer') and an opaque first layer 444 (hereinafter referred to as an 'opaque layer'). Can be. According to an embodiment, the substrate layer 441 may correspond to a transparent layer. According to an embodiment, the opaque layer 444 may be disposed between the first adhesive layer 442 and the second adhesive layer 443. According to one embodiment, the opaque layer 444 may be disposed between the first adhesive layer 442 and the substrate layer 441, and according to another embodiment, the opaque layer 444 may be the substrate layer 441 and the second adhesive layer. It may be disposed between 443.

According to various embodiments of the present disclosure, the second protective layer 450 may include a cushion layer 451, at least one adhesive layer 452, and a heat dissipation layer 453. The cushion layer 451 may be a member for absorbing a physical shock applied to the electronic device. According to various embodiments, the second passivation layer 450 may be formed of the same material as the first passivation layer 440 or may be formed of a material different from that of the first passivation layer 440. According to an embodiment, the second protective layer 450 may include a heat dissipation layer 453 to effectively dissipate heat generated from the panel 430. For this purpose, at least a portion of the heat dissipation layer 453 may be formed of a metal material. Referring to FIG. 4, the adhesive layer 452 included in the second protective layer 450 is disposed between the cushion layer 451 and the heat dissipation layer 453 to mutually cross the cushion layer 451 and the heat dissipation layer 453. It may be a configuration for bonding.

According to various embodiments, the electronic device (eg, 100 of FIG. 1) may include an electromagnetic induction panel (eg, a digitizer). The electromagnetic induction panel may sense the approach of an electromagnetic derivative such as a stylus pen. For example, the electromagnetic induction panel may be disposed between the first protective layer 440 and the heat dissipation layer 453.

According to various embodiments of the present disclosure, the second passivation layer 450 may be formed to penetrate the second passivation layer 450 while forming a space in which at least a portion of the sensor 490 may be inserted. 454 may include. According to one embodiment, the first opening 454 is a cushion layer 451, an adhesive layer 452, heat dissipation from one surface of the second protective layer 450 (eg, the surface abuts with the first protective layer 440). The layer 453 may be connected to the opposite surface of the second passivation layer 450 (for example, the surface in contact with the second plate 420). According to various embodiments, the space formed by the first opening 454 is larger than the width in the transverse and longitudinal directions of the sensor 490 when viewed from the top surface of the first plate 410, as shown in FIG. 4. As shown in the cross section, it may be formed higher than the height of the sensor 490.

According to various embodiments disclosed herein, the second surface 432 of the panel 430 past the second adhesive layer 443, the substrate layer 441, and the first adhesive layer 442 in the first opening 454. It may include at least one through hole 470 extending to. According to an embodiment, the through hole 470 may pass through the entire first protective layer 440 as shown in FIG. 4. According to various embodiments, the through hole 470 may be hollow at the center thereof, and according to another embodiment, a plurality of fine through holes (not shown) may be formed on a surface around the through hole 470. . When the hollow and the through-holes are formed in the through hole 470, the air can freely pass through the hollow and the through-holes, and thus, the inside of the first protective layer 440, for example, the first adhesive layer 442. It may serve to discharge the air (air) remaining between the and the panel 430 to the outside.

5 and 6 illustrate an electronic device (eg, 100 of FIG. 1) according to another embodiment of FIG. 4.

Referring to FIG. 5, an electronic device (eg, 100 of FIG. 1) according to various embodiments may further include a touch sensing layer 433 and a cover member 434 on the panel 430. The touch sensing layer 433 may be stacked on the first surface 431 of the panel 430, and the cover member 434 may be stacked on the touch sensing layer 433. In addition, various members may be stacked on the first surface 431 of the panel 430, and various members may be disposed below the second surface 432 of the panel 430.

Referring to FIG. 6, in various embodiments, an electronic device (eg, 100 of FIG. 1) may include a second opening overlapping the first opening 454 when viewed from an upper surface 411 of the first plate 410. And a second adhesive layer 443 including 445. The second opening 445 may be provided for the same purpose as the first opening 454, and like the first opening 454, the horizontal direction of the fingerprint sensor 490 when viewed from the top surface of the first plate 410. And a width greater than the width in the longitudinal direction.

According to various embodiments, in an embodiment having a second opening 445, the through hole 470 passes through the substrate layer 441 and the first adhesive layer 442 at the second opening 445. It may extend to the second surface 432 of the panel 430. That is, in the exemplary embodiment having the second opening 445, the length of the through hole 470 may be shortened as compared with the exemplary embodiment having only the first opening 454.

According to various embodiments, a third adhesive layer 443a may be formed in the second opening 445, and the third adhesive layer 443a is disposed between the substrate layer 441 and the sensor 490 to form a substrate layer. 441 and the sensor 490 may be in contact (or close contact), respectively. According to various embodiments, the second adhesive layer 443 is first attached to the panel 430, and the sensor 490 is attached to the other surface of the second adhesive layer 443 attached to the panel 430 through one surface. There may be an embodiment in which the second adhesive layer 443 and the sensor 490 are assembled to the panel 430 together with the sensor 490 attached to the second adhesive layer 443. In the former embodiment, through-holes 470 penetrating the entire first protective layer 440 including the second adhesive layer 443 can be formed to easily discharge air remaining behind the panel 430. can do. In contrast, in the latter embodiment, air remaining behind the panel 430 is formed because the through hole 470 is formed before the second adhesive layer 443 is bonded and the sensor 490 is attached. It may be blocked by the second adhesive layer 443 may not be easy to discharge. Therefore, in consideration of the latter embodiment, the electronic device (eg, 100 of FIG. 1) according to the embodiment corresponds to a predetermined position (eg, the through hole 470) as shown in FIG. 6. And a third adhesive layer 443a separated from the second adhesive layer 443 by the second opening 445.

As described above, the electronic device (eg, 100 of FIG. 1) according to the exemplary embodiments illustrated in FIGS. 4 to 6 includes a through hole 470, so that the rear of the panel 430 is manufactured in the process of manufacturing the electronic device. The air remaining on the second surface 432 may be effectively discharged to the outside.

Hereinafter, a method of removing bubbles of an electronic device (eg, 100 of FIG. 1) for preventing residual air according to various embodiments will be described with reference to FIGS. 7 to 14. 7 to 14, the components of the display may be illustrated in a simpler form. For example, the substrate layer (eg, 441 in FIG. 4), the first adhesive layer (eg, 442 in FIG. 4), and the second adhesive layer (eg, 443 in FIG. 4) may be the first protective layer 540 (eg, in FIG. 4). 4, 440 of FIG. 4, the cushion layer (eg, 451 of FIG. 4), the adhesive layer (eg, 452 of FIG. 4), and the heat dissipation layer (eg, 453 of FIG. 4) may be the second protective layer 550 (eg, FIG. 4). Of which may be briefly shown. In addition, the detailed components mentioned in the above-described embodiments may be described as components included in the first protective layer 540 or the second protective layer 550.

FIG. 7 illustrates a panel 530, a first passivation layer 540, and a second passivation layer 550 sequentially from below in an electronic device (eg, 100 of FIG. 1) according to various embodiments of the present disclosure. It is a figure which shows the state laminated | stacked. Referring to the coordinate axis direction component of FIG. 7, the components included in the electronic device are stacked in a direction opposite to the cross section of FIG. 4.

As illustrated in FIG. 7, the display may have a form in which the panel 530, the first protective layer 540, and the second protective layer 550 are stacked. The panel 530, the first passivation layer 540, and the second passivation layer 550 may be stacked in the form of an intermediate assembly (hereinafter referred to as a “lamination structure”). The stacked structure may be manufactured as a “complete assembly” through a combination of other components such as a sensor (eg, 490 of FIG. 4) and a cover member (eg, 434 of FIG. 5). In the second protective layer 550, a first opening 554 (for example, 454 of 4) may be formed to arrange a sensor (for example, 490 of FIG. 4). By having a first opening 554 and disposing a sensor (eg, 490 of FIG. 4) therein, performance degradation in an in-display structure can be minimized. The first protective layer 540 and the second protective layer 550 are stacked on the panel 530, and at this time, the rolling process (or lamination process) using the roller 600 may be performed. The roller 600 is configured such that the second protective layer 550 presses the first protective layer 540 while the panel 530, the first protective layer 540, and the second protective layer 550 are sequentially stacked. Can serve as a pressing Through the rolling process, the second passivation layer 550 presses the first passivation layer 540 at a predetermined temperature and a specified pressure, whereby the first passivation layer 540 is in close contact with the panel 530. Can be.

8A and 8B are views schematically illustrating how air remains before and after a rolling process according to various embodiments. Here, FIG. 8A can show the state before a rolling revolution, and FIG. 8B can show the state after a rolling process.

In FIG. 8A, a first opening 554 is formed in the laminated structure, in which a rolling process is performed in a state in which a release film 580 (release paper or release paper) (hereinafter referred to as “release paper”) is laminated. Shown. Release paper 580 is a component that can be used in the process of pressing the first protective layer 540 using the roller 600, it may be a configuration that can be removed after pressing the first protective layer 540. 4 to 6, the first protective layer 540 is assembled to the panel 530 toward the aromatic component D (eg, D of FIG. 4). Bubbles may remain between 540 and panel 530 without being removed. As shown in FIG. 8A, before rolling idle, bubbles may be widely distributed along the facing surface of the first protective layer 540 and the panel 530. After the rolling process as shown in the embodiment illustrated in FIG. 8B, the first passivation layer 540 is formed in a region where the second passivation layer 550 is stacked among the facing surfaces of the first passivation layer 540 and the panel 530. Bubbles may be removed by being pressed by the roller 600, but in the region where the second protective layer 550 is not laminated, the first protective layer 540 is not receiving the pressing force by the roller 600 and thus bubbles are removed. It may remain without being removed. According to some embodiments, the bubble in the region where the second protective layer 550 is stacked among the surfaces where the first protective layer 540 and the panel 530 face each other is a region where the second protective layer 550 is not laminated. The density of residual bubbles may increase in some regions as shown in FIG. 8B. According to this, there may be a difference in reflectance between an area where bubbles exist and an area that does not exist, and may cause a visibility problem in which the bubble area is visible when the user looks at the display, and a difference in modulus of the material due to the presence of bubbles May cause a performance degradation problem of the display.

9A and 9B are diagrams schematically illustrating a state in which bubbles remain before and after a rolling process according to various embodiments of the present disclosure. Here, FIG. 9A may show a state before a rolling revolution and FIG. 9B may show a state after a rolling process. 9 shows that the bubble preventing member 560 is provided unlike FIG. 8.

According to various embodiments, the bubble preventing member 560 may be disposed in the first opening (eg, 554 of FIG. 8) and positioned between the first protective layer 540 and the release paper 580. The bubble preventing member 560 is used before the rolling revolution, before pressing the first protective layer 540, and after pressing the first protective layer 540 through the rolling process, the structure can be removed together with the release paper 580. (structure). The bubble preventing member 560 may transmit the pressing force of the roller 600 to the first protective layer 540 when the roller 600 is compressed. According to an embodiment, the bubble preventing member 560 may be made of a hard material such as a synthetic resin. According to another embodiment, the bubble prevention member 560 may be made of the same material as the second protective layer 550.

9A and 9B, in the embodiment having the bubble preventing member 560, the bubbles widely distributed between the panel 530 and the first protective layer 540 before the rolling revolving are after the rolling process. Has the effect of being concentrated in a narrower region than the embodiment shown in FIG. 8B. The pressing force during the rolling process is well transmitted to the first protective layer 540 by the bubble preventing member 560, so that bubbles in the bubble preventing member 560 and the first protective layer 540 stacked on each other can be removed. have. That is, according to the embodiment shown in FIG. 9, an area where the second protective layer 550 or the bubble prevention member 560 does not exist among the surfaces of the panel 530 and the first protective layer 540 facing each other. Except for (offset), bubbles may be removed. The offset region may be formed around the bubble preventing member 560 in the first protective layer 540.

10A and 10B illustrate a rolling process of manufacturing an electronic device (eg, 100 of FIG. 1) having an air bubble preventing member 560 and a through hole 570 according to various embodiments of the present disclosure. It is a figure which shows roughly a cross section of the bubble generation area before and after a process. Here, FIG. 10A may show a state before a rolling revolution and FIG. 10B may show a state after a rolling process. 10 illustrates that the through hole 570 is additionally provided unlike FIG. 9.

According to the embodiments illustrated in FIGS. 9A and 9B, when the electronic device (eg, 100 of FIG. 1) is manufactured using the bubble preventing member 560, an area in which bubbles may remain may be reduced. Accordingly, it can be inferred that some visibility problems may be improved.

According to the embodiments shown in FIGS. 10A and 10B, by further providing a through hole 570 in addition to the bubble preventing member 560, bubbles remaining in an offset region within the first protective layer 540 are provided. Can be removed. The through hole 570 may be formed in at least a portion of an offset area of the first passivation layer 540. The through hole 570 may extend from the surface of the panel 530 (eg, the second surface 432 of FIG. 4) to the first opening (eg, 545 of FIG. 8). The through hole 570 may be formed by punching or drilling the first passivation layer 540 itself according to an embodiment, and according to another embodiment, the first passivation layer 540 may be formed in the first passivation layer 540. It may be formed by inserting a tubular body of the same or different material.

11A and 11B illustrate a vacuum compression process in a manufacturing process of an electronic device (eg, 100 of FIG. 1) using the bubble preventing member 560 and the through hole 570, according to various embodiments of the present disclosure. Is a diagram schematically showing a cross-sectional view of the bubble generation region. Here, FIG. 11A illustrates a state of vacuum pressing while the bubble preventing member 560 and the through hole 570 are provided, and FIG. 11B further includes a second through hole 581 in FIG. 11A. It can be seen when the vacuum crimp at.

In the manufacturing process of the electronic device, residual bubbles may be removed through a vacuum pressing process (eg, an autoclave) after the rolling process.

As shown in FIG. 11A, when the vacuum pressing process is performed in the state where only the bubble preventing member 560 and the through hole 570 are provided, the bubble is discharged to the outside having a low pressure. 550 can be bypassed and discharged.

Referring to FIG. 11B, in comparison with the embodiment illustrated in FIG. 11A, the second through hole 581 is formed in a portion of the release paper 580 to further increase the residual bubble removal rate. According to one embodiment, the second through hole 581 may be formed along a position corresponding to the position where the first through hole 570 is formed, for example, around the periphery of the bubble prevention member 560. According to the embodiment illustrated in FIG. 11B, not only the residual bubble removal rate may be further increased, but also a path through which residual bubbles are discharged may be shortened, thereby reducing the execution time of the vacuum pressing process for removing bubbles.

12 is a diagram illustrating a shape of a through hole 570 according to various embodiments of the present disclosure.

Referring to FIG. 12, in the case of the through-hole 570, the size of the in-hole formed adjacent to the panel 530 may be increased. Thus, in one embodiment disclosed herein, the size of the in-hole (a, or cross-sectional area) is such that the size of the in-hole may be as small as possible, but the bubble is easily released. It is possible to apply a hopper-shaped through hole 571 which is small and the size (b, or cross-sectional area) of the out-hole is large.

FIG. 13A is a schematic diagram illustrating how impurities (eg, debris) are generated between the first passivation layer 540 and the second passivation layer 550 after the rolling process, according to various embodiments of the present disclosure. 13B and 13C are plan views illustrating panel intermediate assemblies in which through holes 570 are formed, according to various embodiments disclosed herein. FIG. 13B illustrates a shape and an arrangement relationship of the through hole 570, and FIG. 13C illustrates an arrangement relationship of the through hole 570 according to an embodiment different from that of FIG. 13B.

Referring to FIG. 13A, when the adhesive layer 552 is formed between the first protective layer 540 and the second protective layer 550, the adhesive layer 552 may be pushed due to the strong compressive force, and thus the adhesive layer ( Residual impurities (eg, debris, 552 ′) of 552 may be seen in space formed by the first opening (eg, 545 of FIG. 8). This is called a “steam jungle” phenomenon, which may adversely affect bubble removal by blocking the through hole 570 according to various embodiments of the present disclosure.

Referring to FIG. 13B, a position at which the through hole 570 is formed may be set to prevent the blocking of the through hole 570 shown in FIG. 13A. According to various embodiments, when the distance between the bubble preventing member 560 and the second protective layer 550 is "L" with respect to the rolling direction (eg, parallel to the x axis), the through hole ( The position of the center of the 570 is formed to be "L / 2" or more from the second protective layer 550, thereby preventing the blocking of the through hole 570 due to the steaming phenomenon.

Referring to FIG. 13C, an embodiment of the case where the panel intermediate assembly includes a plurality of through holes 570 is illustrated. As shown in FIG. 13B, some of the through holes 570 may have a long axis (eg, x-axis direction) and a short axis (eg, between the circumference of the bubble preventing member 560 and the second protective layer 550. : y-axis direction) can be formed on the direction. According to one embodiment, when the rolling direction is a direction parallel to the x-axis, the number of the through holes 570 formed in the long axis direction between the circumference of the bubble prevention member 560 and the second protective layer 550 is bubbled The bubble removal rate can be increased by forming more than the number of the through holes 570 formed in the short axis direction between the circumference of the prevention member 560 and the second protective layer 550.

According to various embodiments, a plurality of through holes 570 may be provided. Here, the through hole 570 is a non-circular cross section, and both cross sections of the plurality of through holes 570 may have a long side facing the same direction and a short side perpendicular to the long side. When the cross-sections of the plurality of through-holes 570 all have long sides facing the same direction, the long side facing direction may be the same as the direction in which the roller advances in the rolling process. Bubbles remaining behind the panel (eg, 430 of FIG. 4) can be effectively removed by forming the same direction in which the roller travels and the long side of the through hole 570. According to various embodiments, the through hole 570 may have an elongated shape in a long axis direction (eg, x-axis direction) as shown in FIGS. 13B and 13C. In addition, the cross-sectional shape of the through hole 570 may have various shapes not shown in the drawings, such as an ellipse, a rectangle, a triangle, and a rhombus, instead of the circular cross section shown in FIGS. 10 and 12.

14 is a flowchart illustrating a method of manufacturing an electronic device (eg, 100 of FIG. 1) according to various embodiments of the present disclosure.

The manufacturing method of the electronic device disclosed in FIG. 14 may be described based on the bubble removing method of the display panel.

Referring to FIG. 14, a method of manufacturing an electronic device according to various embodiments of the present disclosure may include a first method in which at least one through hole (eg, 570 of FIG. 11B) is formed in a display panel (eg, 530 of FIG. 11B). A first opening for providing a space for mounting a sensor (eg, 490 in FIG. 4) in the operation 1401 of stacking a protective layer (eg, 540 in FIG. 11B) and a first protective layer (eg, 540 in FIG. 11B). (Eg, 454 of FIG. 4) and forming a second protective layer (eg, 550 of FIG. 4) and an anti-bubble member (eg, FIG. 11B) in the first protective layer (eg, 540 of FIG. 11B). Seating 560 of 11b (1403); It may include.

In relation to operation 1401, the size and position of the through hole formed in the first passivation layer (eg, 540 of FIG. 11B) is determined by the size of the first passivation layer (eg, 540 of FIG. 11B) of operation 1403. It may be formed in consideration of the size and position of the bubble prevention member (for example, 560 of FIG. 11B) to be seated on. Here, the bubble preventing member (eg, 560 of FIG. 11B) may be provided as a kind of first bubble preventing means, and the through hole (eg, 570 of FIG. 11B) may be provided as a kind of second bubble preventing means.

According to various embodiments of the present disclosure, a method of manufacturing an electronic device may be performed using an operation 1405 of attaching a release film (eg, 580 of FIG. 11B) on a second protective layer and a roller (eg, 600 of FIG. 11). And pressing the upper portion of the release film (eg, 580 of FIG. 11B) 1407.

In relation to operation 1405, the release film (eg, 580 of FIG. 11B) may be formed of the same material as the bubble preventing member (eg, 560 of FIG. 11B). Here, a second through hole (eg, 581 of FIG. 11B) may be provided in the release film (eg, 580 of FIG. 11B) as a kind of third bubble preventing means. In example embodiments, the second through hole (eg, 581 of FIG. 11B) may be formed at a position corresponding to the position where the through hole (eg, 570 of FIG. 11B) is formed. Here, the second through hole corresponding to the position where the through hole of the first protective layer is formed may mean that the position of the second through hole is determined so that residual bubbles can be discharged in a minimum path.

According to various embodiments, after the operation 1407 of pressing the upper portion of the release film using the roller, the panel (eg, 530 of FIG. 11B) and the first protective layer (eg, 540 of FIG. 11B) And vacuum-pressing the laminated structure in which the second protective layer (for example, 550 of FIG. 11B) is stacked. By vacuum-pressing the surroundings of the laminated structure, bubbles of the laminated structure can be quickly and effectively removed.

According to various embodiments of the present disclosure, a method of manufacturing an electronic device may include removing a release film (eg, 580 of FIG. 11B) and a bubble preventing member (eg, 560 of FIG. 11B) after operation 1407. Can be.

By stacking components such as a cover member (eg, 434 in FIG. 5) and a sensor (eg, 490 in FIG. 4) in a location where the anti-bubble member has been removed in connection with operation 1409, the display finished assembly can be formed. have.

15 is a block diagram of an electronic device 1501 in a network environment 1500 according to various embodiments. Referring to FIG. 15, in a network environment 1500, the electronic device 1501 communicates with the electronic device 1502 through a first network 1598 (eg, a short range wireless communication network), or the second network 1599. The electronic device 1504 or the server 1508 may be communicated through a remote wireless communication network. According to an embodiment of the present disclosure, the electronic device 1501 may communicate with the electronic device 1504 through the server 1508. According to an embodiment, the electronic device 1501 may include a processor 1520, a memory 1530, an input device 1550, an audio output device 1555, a display device 1560, an audio module 1570, and a sensor module. 1576, interface 1577, haptic module 1579, camera module 1580, power management module 1588, battery 1589, communication module 1590, subscriber identification module 1596, or antenna module 1597 ) May be included. In some embodiments, at least one of the components (for example, the display device 1560 or the camera module 1580) may be omitted or one or more other components may be added to the electronic device 1501. In some embodiments, some of these components may be implemented in one integrated circuit. For example, the sensor module 1576 (eg, fingerprint sensor, iris sensor, or illuminance sensor) may be implemented embedded in the display device 1560 (eg, display).

The processor 1520 may, for example, execute software (eg, a program 1540) to provide at least one other component (eg, hardware or software component) of the electronic device 1501 connected to the processor 1520. It can control and perform various data processing or operations. According to one embodiment, as at least part of the data processing or operation, the processor 1520 may transmit instructions or data received from another component (eg, the sensor module 1576 or the communication module 1590) to the volatile memory 1532. Can be loaded into, processed in a command or data stored in the volatile memory 1532, and stored in the non-volatile memory 1534. According to an embodiment, the processor 1520 may include a main processor 1521 (eg, a central processing unit or an application processor), and a coprocessor 1523 (eg, a graphics processing unit, an image signal processor) that may operate independently or together. , Sensor hub processor, or communication processor). Additionally or alternatively, the coprocessor 1523 may be configured to use lower power than the main processor 1521 or to be specialized for its designated function. The coprocessor 1523 may be implemented separately from or as part of the main processor 1521.

The coprocessor 1523 may replace, for example, the main processor 1521 while the main processor 1521 is in an inactive (eg, sleep) state, or the main processor 1521 may be active (eg, execute an application). Together with the main processor 1521, at least one of the components of the electronic device 1501 (eg, the display device 1560, the sensor module 1576, or the communication module 1590). Control at least some of the functions or states associated with the. According to one embodiment, the coprocessor 1523 (eg, an image signal processor or communication processor) may be implemented as part of other functionally related components (eg, camera module 1580 or communication module 1590). have.

The memory 1530 may store various data used by at least one component (for example, the processor 1520 or the sensor module 1576) of the electronic device 1501. The data may include, for example, software (eg, program 1540) and input data or output data for instructions associated with it. The memory 1530 may include a volatile memory 1532 or a nonvolatile memory 1534.

The program 1540 may be stored as software in the memory 1530 and may include, for example, an operating system 1542, middleware 1544, or an application 1546.

The input device 1550 may receive a command or data to be used for a component (eg, the processor 1520) of the electronic device 1501 from the outside (eg, a user) of the electronic device 1501. The input device 1550 may include, for example, a microphone, a mouse, or a keyboard.

The sound output device 1555 may output a sound signal to the outside of the electronic device 1501. The sound output device 1555 may include, for example, a speaker or a receiver. The speaker may be used for general purposes such as multimedia playback or recording playback, and the receiver may be used to receive an incoming call. According to one embodiment, the receiver may be implemented separately from or as part of a speaker.

The display device 1560 may visually provide information to the outside (eg, a user) of the electronic device 1501. The display device 1560 may include, for example, a display, a hologram device, or a projector and a control circuit for controlling the device. According to an embodiment of the present disclosure, the display device 1560 may include a touch circuitry configured to sense a touch, or a sensor circuit (eg, a pressure sensor) configured to measure the strength of a force generated by the touch. have.

The audio module 1570 may convert sound into an electrical signal or vice versa. According to an embodiment of the present disclosure, the audio module 1570 acquires sound through the input device 1550, or an external electronic device (eg, connected to the sound output device 1555 or the electronic device 1501 directly or wirelessly). Sound may be output through the electronic device 1502 (eg, a speaker or a headphone).

The sensor module 1576 detects an operating state (eg, power or temperature) or an external environmental state (eg, a user state) of the electronic device 1501 and generates an electrical signal or data value corresponding to the detected state. can do. According to an embodiment, the sensor module 1576 may include, for example, a gesture sensor, a gyro sensor, an air pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a proximity sensor, a color sensor, an infrared sensor, a biometric sensor, It may include a temperature sensor, a humidity sensor, or an illuminance sensor.

The interface 1577 may support one or more designated protocols that may be used for the electronic device 1501 to be directly or wirelessly connected to an external electronic device (eg, the electronic device 1502). According to an embodiment of the present disclosure, the interface 1577 may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, or an audio interface.

The connection terminal 1578 may include a connector through which the electronic device 1501 may be physically connected to an external electronic device (eg, the electronic device 1502). According to an embodiment of the present disclosure, the connection terminal 1578 may include, for example, an HDMI connector, a USB connector, an SD card connector, or an audio connector (eg, a headphone connector).

The haptic module 1579 may convert an electrical signal into a mechanical stimulus (eg, vibration or movement) or an electrical stimulus that can be perceived by the user through tactile or kinetic senses. According to one embodiment, the haptic module 1579 may include, for example, a motor, a piezoelectric element, or an electrical stimulation device.

The camera module 1580 may capture still images and videos. According to an embodiment, the camera module 1580 may include one or more lenses, image sensors, image signal processors, or flashes.

The power management module 1588 may manage power supplied to the electronic device 1501. According to an embodiment of the present disclosure, the power management module 1588 may be implemented as at least part of a power management integrated circuit (PMIC).

The battery 1589 may supply power to at least one component of the electronic device 1501. According to an embodiment, the battery 1589 may include, for example, a non-rechargeable primary cell, a rechargeable secondary cell, or a fuel cell.

The communication module 1590 may be a direct (eg wired) communication channel or wireless communication channel between the electronic device 1501 and an external electronic device (eg, the electronic device 1502, the electronic device 1504, or the server 1508). Establish and perform communication over established communication channels. The communication module 1590 may operate independently of the processor 1520 (eg, an application processor) and include one or more communication processors that support direct (eg, wired) or wireless communication. According to an embodiment, the communication module 1590 may be a wireless communication module 1592 (eg, a cellular communication module, a near field communication module, or a global navigation satellite system (GNSS) communication module) or a wired communication module 1594 (eg, It may include a local area network (LAN) communication module, or a power line communication module. The corresponding communication module of these communication modules may be a first network 1598 (e.g. a short range communication network such as Bluetooth, WiFi direct or an infrared data association (IrDA)) or a second network 1599 (e.g. a cellular network, the Internet, or Communicate with external electronic devices via a telecommunications network, such as a computer network (eg, LAN or WAN). These various types of communication modules may be integrated into one component (eg, a single chip) or may be implemented by a plurality of components (eg, a plurality of chips) separate from each other. The wireless communication module 1592 uses subscriber information (e.g., international mobile subscriber identifier (IMSI)) stored in the subscriber identification module 1596 within a communication network such as the first network 1598 or the second network 1599. The electronic device 1501 may be checked and authenticated.

The antenna module 1597 may transmit or receive a signal or power to an external (eg, an external electronic device) or from an external source. According to one embodiment, the antenna module 1597 may include one or more antennas, from which at least one antenna suitable for a communication scheme used in a communication network, such as a first network 1598 or a second network 1599, For example, it may be selected by the communication module 1590. The signal or power may be transmitted or received between the communication module 1590 and the external electronic device through the selected at least one antenna.

At least some of the components are connected to each other and connected to each other through a communication method between peripheral devices (eg, a bus, a general purpose input and output (GPIO), a serial peripheral interface (SPI), or a mobile industry processor interface (MIPI)). For example, commands or data).

According to an embodiment of the present disclosure, the command or data may be transmitted or received between the electronic device 1501 and the external electronic device 1504 through the server 1508 connected to the second network 1599. Each of the electronic devices 1502 and 1504 may be a device that is the same as or different from the electronic device 1501. According to an embodiment of the present disclosure, all or part of operations executed in the electronic device 1501 may be executed in one or more external devices among the external electronic devices 1502, 1504, or 1508. For example, when the electronic device 1501 needs to perform a function or service automatically or in response to a request from a user or another device, the electronic device 1501 may not execute the function or service itself. In addition to or in addition, one or more external electronic devices may be requested to perform at least a part of the function or the service. The one or more external electronic devices that receive the request may execute at least a part of the requested function or service, or an additional function or service related to the request, and transmit a result of the execution to the electronic device 1501. The electronic device 1501 may process the result as it is or additionally and provide the result as at least part of a response to the request. To this end, for example, cloud computing, distributed computing, or client-server computing technology may be used.

Electronic devices according to various embodiments of the present disclosure may be various types of devices. The electronic device may include, for example, a portable communication device (eg, a smartphone), a computer device, a portable multimedia device, a portable medical device, a camera, a wearable device, or a home appliance device. An electronic device according to an embodiment of the present disclosure is not limited to the above-described devices.

Various embodiments of the present disclosure and terms used herein are not intended to limit the technical features described in the present disclosure to specific embodiments, and it should be understood to include various changes, equivalents, or substitutes of the embodiments. In connection with the description of the drawings, similar reference numerals may be used for similar or related components. The singular form of the noun corresponding to the item may include one or more of the items, unless the context clearly indicates otherwise. In this document, "A or B", "At least one of A and B", "At least one of A or B," "A, B or C," "At least one of A, B and C," and "A And phrases such as "at least one of B, or C" may include all possible combinations of items listed together in the corresponding one of the phrases. Terms such as "first", "second", or "first" or "second" may be used merely to distinguish a component from other corresponding components, and to separate the components from other aspects (e.g. Order). Some (eg, first) component may be referred to as "coupled" or "connected" to another (eg, second) component, with or without the term "functionally" or "communicatively". When mentioned, it means that any component can be connected directly to the other component (eg, by wire), wirelessly, or via a third component.

As used herein, the term "module" may include a unit implemented in hardware, software, or firmware, and may be used interchangeably with terms such as logic, logic block, component, or circuit. The module may be an integral part or a minimum unit or part of the component, which performs one or more functions. For example, according to one embodiment, the module may be implemented in the form of an application-specific integrated circuit (ASIC).

Various embodiments of the present disclosure may include one or more instructions stored in a storage medium (eg, internal memory 1536 or external memory 1538) that can be read by a machine (eg, electronic device 1501). It may be implemented as software (eg, program 1540) including the. For example, a processor (eg, the processor 1520) of the device (eg, the electronic device 1501) may call at least one of the one or more instructions stored from the storage medium and execute it. This enables the device to be operated to perform at least one function in accordance with the at least one command invoked. The one or more instructions may include code generated by a compiler or code executable by an interpreter. The device-readable storage medium may be provided in the form of a non-transitory storage medium. Here, 'non-transitory' means only that the storage medium is a tangible device and does not contain a signal (e.g. electromagnetic wave), which means that the data is stored semi-permanently on the storage medium. It does not distinguish cases where it is temporarily stored.

According to an embodiment of the present disclosure, a method according to various embodiments of the present disclosure may be included in a computer program product. The computer program product may be traded between the seller and the buyer as a product. The computer program product is distributed in the form of a device-readable storage medium (e.g. compact disc read only memory (CD-ROM)), or through an application store (e.g. Play StoreTM) or two user devices ( Example: smartphones) can be distributed (eg downloaded or uploaded) directly or online. In the case of on-line distribution, at least a portion of the computer program product may be stored at least temporarily on a device-readable storage medium such as a server of a manufacturer, a server of an application store, or a relay server, or may be temporarily created.

According to various embodiments of the present disclosure, each component (eg, a module or a program) of the above-described components may include a singular or plural object. According to various embodiments of the present disclosure, one or more components or operations of the above-described corresponding components may be omitted, or one or more other components or operations may be added. Alternatively or additionally, a plurality of components (eg, a module or a program) may be integrated into one component. In this case, the integrated component may perform one or more functions of the component of each of the plurality of components the same as or similar to that performed by the corresponding component of the plurality of components before the integration. . According to various embodiments, operations performed by a module, program, or other component may be executed sequentially, in parallel, repeatedly, or heuristically, or one or more of the operations may be executed in a different order, or may be omitted. Or one or more other operations may be added.

According to various embodiments of the present disclosure, in an electronic device (eg, 100 of FIG. 1), a first plate (eg, 410 of FIG. 4) and a second plate facing away from the first plate (eg, A housing comprising 420 of FIG. 4; A display panel (eg, 430 in FIG. 4) disposed between the first plate and the second plate, the panel being visible through the first plate, facing the first plate and in a first direction (eg A first surface facing the + z in FIG. 4 (eg 431 in FIG. 4) and a second facing the second plate and facing in the second direction opposite the first direction (eg -z in FIG. 4). A panel comprising a second surface (eg, 432 of FIG. 4); At least one substrate layer (eg, 441 in FIG. 4) disposed between the second surface and the second plate, wherein at least one of the panels as viewed from the top surface of the first plate (eg, 411 in FIG. 4) A substrate layer overlapping the portion; A cushion layer (eg, 451 of FIG. 4) disposed between the substrate layer and the second plate, the opening including an opening (eg, 454 of FIG. 4) overlapping the panel when viewed from the top of the first plate; Cushion layer; A first adhesive layer (eg, 442 of FIG. 4) disposed between and in contact with the second surface and the substrate layer; A second adhesive layer (eg, 443 in FIG. 4) disposed between and in contact with the substrate layer and the cushion layer; A sensor (eg, 490 of FIG. 4) disposed in at least a portion of the opening; And at least one through hole (eg, 470 in FIG. 4) extending from the opening to the second surface after passing through the second adhesive layer, the substrate layer, and the first adhesive layer.

According to various embodiments, the sensor may be a biometric sensor including a fingerprint sensor.

According to various embodiments, the substrate layer may include a substantially transparent first layer and an opaque second layer (eg, 444 of FIG. 4).

According to various embodiments, the second layer may be disposed between the first adhesive layer and the first layer.

According to various embodiments, the first layer may be disposed between the first adhesive layer and the second layer.

According to various embodiments, the first layer may include polyethyleneterephthalate (PET).

According to various embodiments, the through hole may extend in the first direction.

According to various embodiments, the at least one through hole may include a plurality of through holes formed around the sensor when viewed from an upper surface of the first plate.

According to various embodiments, the opening may have a rectangular shape having a long side and a short side when viewed from the top surface of the first plate, and the plurality of through holes may face the long side when viewed from the top surface of the first plate. The number of the through holes arranged along the above may be greater than the number of the through holes arranged along the short side.

According to various embodiments of the present disclosure, the through hole is a non-circular cross section, and both cross sections of the plurality of through holes may have a long side facing the same direction and a short side perpendicular to the long side.

According to various embodiments, the through hole may be formed in a hopper shape as a whole.

According to various embodiments, the size of the in-hole of the through-hole may be smaller than the size of the out-hole.

According to various embodiments, the opening has a rectangular shape consisting of a long side and a short side when viewed from an upper surface of the first plate, and a cross-sectional shape of an out-hole of the through hole is long in the long side direction. Can be formed. According to various embodiments, the diameter of the through hole may be 1 micrometer to 500 micrometers.

According to various embodiments of the present disclosure, in an electronic device (eg, 100 of FIG. 1), a first plate (eg, 410 of FIG. 6) and a second plate facing in the opposite direction to the first plate (eg, A housing comprising 420 of FIG. 6; A touch screen display panel (eg, 430 in FIG. 6) disposed between the first plate and the second plate, the panel being visible through the first plate, facing the first plate and in a first direction A first surface facing (eg, 431 in FIG. 6) facing the second plate (eg, -z in FIG. 6) facing the second plate and opposite the first direction. A panel comprising a second surface facing the surface (eg, 432 of FIG. 6); At least one substrate layer (eg 441 in FIG. 6) disposed between the second surface and the second plate, wherein at least one of the panels as viewed from the top surface of the first plate (eg 411 in FIG. 6). A substrate layer 441 overlapping the portion; A cushion layer (eg, 450 in FIG. 6) disposed between the substrate layer and the second plate, the first opening (eg, 454 in FIG. 6) overlapping the panel when viewed from the top of the first plate. A cushioning layer (eg, 451 of FIG. 6); A first adhesive layer (eg, 442 in FIG. 6) disposed between and in contact with the second surface and the substrate layer; A second adhesive layer (eg, 443 in FIG. 6) disposed between and in contact with the substrate layer and the cushion layer, wherein the second opening (eg, in FIG. 6) overlaps with the first opening when viewed from the top surface of the first plate. A second adhesive layer comprising 445; A sensor (eg, 490 of FIG. 6) disposed in at least a portion of the first opening; A third adhesive layer (eg, 443a in FIG. 6) disposed between and in contact with the substrate layer and the sensor while filling at least a portion of the second opening; And at least one through hole (eg, 470 of FIG. 6) extending from the second opening to the second surface after passing through the substrate layer and the first adhesive layer.

According to various embodiments, the third adhesive layer is positioned on the same interface as the second adhesive layer and may be formed of a material different from the second adhesive layer.

According to various embodiments of the present disclosure, in a method of removing bubbles in an electronic device display panel, a first panel having at least one through hole (eg, 570 of FIG. 11B) formed in a display panel (eg, 530 of FIG. 11B) may be used. Stacking a protective layer (eg, 540 of FIG. 11B) (eg, 1401 of FIG. 14); Stacking a second protective layer (eg, 550 of FIG. 11B) having an opening on the first protective layer to provide a space for mounting a sensor on the first protective layer (eg, 1401 of FIG. 14); Inserting a bubble preventing member into the opening and mounting a bubble preventing member (eg, 560 of FIG. 11B) on one surface of the first protective layer (eg, 1403 of FIG. 14); Attaching a release film (eg, 580 of FIG. 11B) on the second protective layer (eg, 1405 of FIG. 14); Pressing an upper portion of the release film using a roller (eg, 600 of FIG. 11B) (eg, 1407 of FIG. 14); And removing the release film and the bubble preventing member (eg, 1409 of FIG. 14).

According to various embodiments of the present disclosure, after the pressing of the upper portion of the release film using the roller, the method may further include vacuum pressing the laminated structure in which the panel, the first protective layer, and the second protective layer are stacked. Can be.

According to various embodiments of the present disclosure, in the operation of mounting the bubble preventing member on the first protective layer, the bubble preventing member may have the same height as that formed by the second protective layer.

According to various embodiments of the present disclosure, a plurality of second through holes may be formed in the release film.

According to various embodiments, the second through hole may be formed at a position corresponding to an offset area in which the bubble preventing member is not disposed.

410: first plate
420: second plate
430: Panel
440: first protective layer
441: substrate layer
442: first adhesive layer
443: second adhesive layer
444: opaque layer
450: second protective layer
451: cushion layer
452: adhesive layer
453: heat dissipation layer

Claims (20)

In an electronic device,
A housing comprising a first plate and a second plate facing away from the first plate;
A display panel disposed between the first plate and the second plate, the panel being visible through the first plate and having a first surface facing in the first direction to face the first plate; A panel comprising a second surface facing in a second direction opposite the first direction so as to face a second plate;
At least one substrate layer disposed between the second surface and the second plate, the substrate layer overlapping at least a portion of the panel when viewed from an upper surface of the first plate;
A cushion layer disposed between the substrate layer and the second plate, the cushion layer including an opening overlapping the panel when viewed from an upper surface of the first plate;
A first adhesive layer disposed in contact between the second surface and the substrate layer;
A second adhesive layer disposed in contact between the substrate layer and the cushion layer;
A sensor disposed at at least a portion of the opening; And
And at least one through hole extending from the opening through the second adhesive layer, the substrate layer, and the first adhesive layer to the second surface. The method of claim 1,
The sensor is an electronic device, characterized in that the biometric sensor including a fingerprint sensor. The method of claim 1,
And the substrate layer comprises a substantially transparent first layer and an opaque second layer. The method of claim 3, wherein
And the second layer is disposed between the first adhesive layer and the first layer. The method of claim 3, wherein
And the first layer is disposed between the first adhesive layer and the second layer. The method of claim 3, wherein
The first layer includes polyethyleneterephthalate (PET). The method of claim 1,
The through hole extends toward the first direction. The method of claim 1,
The at least one through hole includes a plurality of through holes formed around the sensor when viewed from an upper surface of the first plate. The method of claim 8,
When the opening is viewed from the upper surface of the first plate, it has a rectangular shape consisting of a long side and a short side,
The plurality of through holes, when viewed from the top surface of the first plate, the number of through holes disposed along the long side is greater than the number of through holes disposed along the short side. The method of claim 8,
The through hole is a non-circular cross section,
And a cross-section of the plurality of through holes having a long side facing the same direction and a short side perpendicular to the long side. The method of claim 1,
The through hole is formed in a hopper shape. The method of claim 10,
The size of the in-hole of the through-hole is smaller than the size of the out-hole. The method of claim 1,
The through hole has a diameter of 1 micrometer to 500 micrometers. In an electronic device,
A housing comprising a first plate and a second plate facing away from the first plate;
A display panel disposed between the first plate and the second plate, the panel being visible through the first plate, the first surface facing the first plate and facing the first direction; A panel facing the second plate and including a second surface facing in a second direction opposite the first direction;
At least one substrate layer disposed between the second surface and the second plate, the substrate layer overlapping at least a portion of the panel when viewed from the top of the first plate;
A cushion layer disposed between the substrate layer and the second plate, the cushion layer comprising a first opening overlapping the panel when viewed from an upper surface of the first plate;
A first adhesive layer disposed in contact between the second surface and the substrate layer;
A second adhesive layer disposed between the substrate layer and the cushion layer, the second adhesive layer including a second opening overlapping the first opening when viewed from an upper surface of the first plate;
A sensor disposed in at least a portion of the first opening;
A third adhesive layer disposed in contact between the substrate layer and the sensor while filling at least a portion of the second opening; And
And at least one through hole extending from the second opening through the substrate layer and the first adhesive layer to the second surface. The method of claim 14,
The third adhesive layer is located on the same interface as the second adhesive layer, the electronic device formed of a different material than the second adhesive layer. In the manufacturing method of an electronic device,
Stacking a first passivation layer having at least one through hole formed in the display panel;
Stacking a second passivation layer having an opening formed in the first passivation layer to provide a space for mounting a sensor;
Inserting a bubble preventing member into the opening and mounting the bubble preventing member on one surface of the first protective layer;
Attaching a release film on the second protective layer;
Pressing an upper portion of the release film by using a roller; And
And removing the release film and the bubble preventing member. The method of claim 16, wherein after the pressing of the upper portion of the release film using the roller,
And vacuum pressing the laminated structure in which the panel, the first protective layer, and the second protective layer are stacked. The method of claim 16, wherein in the operation of mounting the bubble preventing member on the first protective layer, the bubble preventing member has a height equal to a height formed by the second protective layer. The method of claim 18,
And a plurality of second through holes formed in the release film. The method of claim 19,
And the second through hole is formed at a position corresponding to an offset area in which the bubble preventing member is not disposed in the first protective layer.

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